ITHACA, NY—In an ambitious attempt to revive a population long considered to be on the brink of extinction, scientists announced Friday they have slowly begun to reintroduce normal, well-adjusted human beings back into society.

According to officials at Cornell University, where for the past 18 years conservation researchers have operated an enclosed sanctuary for humans who are levelheaded and make it a habit to think before they speak, the endangered group is being cautiously reintegrated into select locations nationwide in hopes that they can reestablish permanent communities and one day thrive again.

“We’ve worked for years to stabilize our society’s dwindling population of sane, generally reasonable people, and within the safe confines of our refuge we’ve finally seen their numbers start to bounce back a little,” said Josh Adelson, head of the Cornell research team, which moved the remaining members of the group into a protected habitat…